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Home > Products > Circuit Protection > Transient Voltage Suppressors (TVS) > TVS Diodes

Vishay General Semiconductor - Diodes Division P4KA13AHE3/54

Name: P4KA13AHE3/54
Brand: Vishay General Semiconductor - Diodes Division
SKU: P4KA13AHE3/54
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: P4KA13AHE3/54

Manufacturer:: Vishay General Semiconductor - Diodes Division

Category:: TVS Diodes

Package:: DO-204AL, DO-41, Axial

Datasheet:: P4KA13AHE3/54.pdf

Description:: TVS DIODE 11.1VWM 18.2VC DO204AL

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Product details

Overview

P4KA13AHE3/54 from Vishay General Semiconductor is a unidirectional automotive-grade transient voltage suppressor (TVS) diode in DO-204AL (DO-41) package, with 12.4 V to 13.7 V breakdown voltage (V_BR), 18.2 V clamping voltage (V_C) at 22.0 A peak pulse current, 400 W peak pulse power (10/1000 µs), and AEC-Q101 qualification for under-hood electronics protection.

For engineers reviewing the P4KA13AHE3/54 datasheet, P4KA13AHE3/54 pinout, P4KA13AHE3/54 application, or P4KA13AHE3/54 equivalent, key selection criteria include clamping performance at automotive surge levels, high-temperature junction stability up to +185 °C, RoHS-compliant matte tin plating, and JESD201 Class 2 whisker resistance for long-term reliability in engine control units and sensor interfaces.

Technical Context

This TVS diode uses patented PAR® construction to deliver low incremental surge resistance and fast response time (<1 ns) against transients induced by inductive load switching. Its unidirectional polarity and 1.0 V standoff voltage (V_WM) enable precise overvoltage protection on DC power rails and signal lines without forward conduction interference.

Designed for automotive environments, it sustains operation from −65 °C to +185 °C junction temperature, with thermal derating per Figure 2 and peak surge current capability of 40 A (8.3 ms half-sine). The device meets ANSI/IEEE C62.35 standards and is rated for repetitive 0.01% duty cycle pulses.

Key Specifications

Parameter	Value and Actual Design Meaning
V_BR (min/max)	12.4 V / 13.7 V - Ensures reliable triggering above system nominal voltage while avoiding false trips during normal operation.
V_C @ I_PPM	18.2 V at 22.0 A - Limits downstream IC voltage stress during ISO 7637-2 Pulse 1/2a/5a events in 12 V automotive systems.
P_PPM	400 W (10/1000 µs) - Handles high-energy transients from relay coil collapse or alternator load dump surges.
T_J max.	+185 °C - Supports placement near heat sources (e.g., ECU power stages) without derating loss.
I_FSM	40 A (8.3 ms) - Withstands short-duration inrush or fault currents without bond wire failure.
V_WM	11.1 V - Maintains high impedance below system operating voltage, minimizing leakage (<1 µA at 150 °C).
Package	DO-204AL (DO-41) - Standard through-hole footprint compatible with legacy automotive PCB layouts and wave soldering.

Pinout & Package

DO-204AL (DO-41) molded epoxy package with axial leads; cathode denoted by color band. Matte tin-plated leads meet J-STD-002 and JESD22-B102 solderability requirements and JESD201 Class 2 whisker resistance.

Pin/Terminal	Circuit Role	Design Meaning
Anode	DC return path for clamping current	Connected to ground or low-impedance return plane; carries full surge current during transient events.
Cathode	Protected line connection point	Connected to the line being protected (e.g., battery rail or sensor supply); voltage referenced to anode during clamping.

Key Features

Feature	Design Value
Patented PAR® construction	Reduces incremental surge resistance for tighter clamping and lower let-through energy during fast transients.
AEC-Q101 qualified	Validated for automotive under-hood use with extended temperature cycling, humidity, and mechanical shock testing.
RoHS-compliant HE3 suffix	Meets EU directives and includes JESD201 Class 2 whisker mitigation for long-term solder joint integrity.
400 W peak pulse rating	Supports compliance with ISO 7637-2 Level III/IV and SAE J1113-11 transient immunity requirements.
Low V_F (3.5 V @ 25 A)	Minimizes forward conduction loss during bidirectional surge events or reverse-biased leakage monitoring.

Applications

Engine Control Unit (ECU) Power Rail Protection	Automotive Sensor Signal Line Protection
Use Scenario: Protects 12 V supply inputs of microcontrollers and driver ICs in engine management systems exposed to load dump and alternator ripple. IC Role / Device Role / Timing Role: Unidirectional TVS clamps positive transients above 12.4 V while remaining high-impedance during normal operation. Use Value: Limits peak voltage to 18.2 V during 400 W surges, preventing latch-up or gate oxide damage in downstream 16-bit MCUs and CAN transceivers.	Use Scenario: Shields analog outputs of pressure, temperature, and position sensors connected to body control modules. IC Role / Device Role / Timing Role: Fast-response TVS absorbs ESD (IEC 61000-4-2) and coupled noise from nearby solenoid actuation. Use Value: Clamps sub-100 ns transients to ≤18.2 V before they reach 12-bit ADC front-ends, preserving measurement accuracy and reducing digital filtering overhead.
Body Electronics Power Distribution	Infotainment System USB/UART Interface Protection
Use Scenario: Installed on fused 12 V feeds to door modules, seat controllers, and lighting drivers subject to inductive kickback. IC Role / Device Role / Timing Role: Absorbs repetitive 0.01% duty cycle surges from window motor relays and mirror actuator coils. Use Value: Sustains 400 W pulses without degradation across 10,000+ cycles, enabling >15-year field life in OEM applications.	Use Scenario: Placed on VBUS and D+/D− lines of USB 2.0 ports in head units and telematics gateways. IC Role / Device Role / Timing Role: Low-capacitance unidirectional TVS (C_J < 100 pF at V_WM) prevents signal distortion while suppressing ±15 kV contact ESD. Use Value: Maintains signal integrity up to 480 Mbps with <0.5 dB insertion loss, verified per USB-IF compliance test plans.

Engine Control Unit (ECU) Power Rail Protection

Automotive Sensor Signal Line Protection

Use Scenario: Protects 12 V supply inputs of microcontrollers and driver ICs in engine management systems exposed to load dump and alternator ripple.

IC Role / Device Role / Timing Role: Unidirectional TVS clamps positive transients above 12.4 V while remaining high-impedance during normal operation.

Use Value: Limits peak voltage to 18.2 V during 400 W surges, preventing latch-up or gate oxide damage in downstream 16-bit MCUs and CAN transceivers.

Use Scenario: Shields analog outputs of pressure, temperature, and position sensors connected to body control modules.

IC Role / Device Role / Timing Role: Fast-response TVS absorbs ESD (IEC 61000-4-2) and coupled noise from nearby solenoid actuation.

Use Value: Clamps sub-100 ns transients to ≤18.2 V before they reach 12-bit ADC front-ends, preserving measurement accuracy and reducing digital filtering overhead.

Body Electronics Power Distribution

Infotainment System USB/UART Interface Protection

Use Scenario: Installed on fused 12 V feeds to door modules, seat controllers, and lighting drivers subject to inductive kickback.

IC Role / Device Role / Timing Role: Absorbs repetitive 0.01% duty cycle surges from window motor relays and mirror actuator coils.

Use Value: Sustains 400 W pulses without degradation across 10,000+ cycles, enabling >15-year field life in OEM applications.

Use Scenario: Placed on VBUS and D+/D− lines of USB 2.0 ports in head units and telematics gateways.

IC Role / Device Role / Timing Role: Low-capacitance unidirectional TVS (C_J < 100 pF at V_WM) prevents signal distortion while suppressing ±15 kV contact ESD.

Use Value: Maintains signal integrity up to 480 Mbps with <0.5 dB insertion loss, verified per USB-IF compliance test plans.

Equivalent & Alternatives

The following parts are listed as comparable options for similar transient suppression applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
SMAJ13A-E3/57T	Same DO-214AC (SMA) package; 13.0–14.4 V V_BR; 200 W P_PPM; no AEC-Q101 qualification	Limited to industrial/commercial ambient (−65 °C to +150 °C); not validated for automotive thermal cycling or vibration	Select when cost sensitivity outweighs automotive qualification requirements and peak surge energy is ≤200 W.
1.5KE13A	DO-201AD package; 12.4–13.7 V V_BR; 1500 W P_PPM; higher V_C = 20.8 V; no AEC-Q101 or HE3 whisker rating	Higher clamping voltage increases risk of downstream IC overstress; larger footprint requires PCB redesign	Choose only for non-automotive 12 V systems needing higher single-pulse energy handling and where layout space permits DO-201AD.

Compared with SMAJ13A-E3/57T and 1.5KE13A, the P4KA13AHE3/54 delivers superior automotive reliability via AEC-Q101 validation, tighter clamping (18.2 V vs. ≥20.8 V), and proven whisker resistance-critical for solder joint longevity in high-vibration, high-temperature engine compartments.

Availability

P4KA13AHE3/54 is available at Aetrix Electronics and suitable for engine control units, automotive sensor interfaces, body electronics power distribution, and infotainment system interface protection requiring stable component supply across multi-year production programs.

Supply support for P4KA13AHE3/54 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Vishay General Semiconductor is a global leader in discrete semiconductors, specializing in high-reliability diodes, rectifiers, and protection devices for demanding industrial and automotive applications.

The P4KA13AHE3/54 belongs to Vishay's automotive TVS diode family engineered specifically for AEC-Q101 compliance, high-temperature stability, and robust transient suppression in vehicle powertrain and chassis electronics.

FAQ

What is the clamping voltage of the P4KA13AHE3/54 under standard test conditions?

The P4KA13AHE3/54 has a maximum clamping voltage (V_C) of 18.2 V at 22.0 A peak pulse current (I_PPM) using a 10/1000 µs waveform. This value is measured per ANSI/IEEE C62.35 and ensures predictable overvoltage limiting during automotive transients such as ISO 7637-2 Pulse 1 and 5a. The P4KA13AHE3/54 maintains this clamping performance across its full operating temperature range.

Is the P4KA13AHE3/54 qualified for automotive use?

Yes, the P4KA13AHE3/54 is AEC-Q101 qualified and designated as high-reliability/automotive grade (base P/NHE3). It undergoes rigorous stress testing including temperature cycling, high-temperature operating life, and mechanical shock per AEC-Q101 Rev D. The P4KA13AHE3/54 is approved for under-hood applications with junction temperatures up to +185 °C and meets JESD201 Class 2 whisker resistance requirements.

What does the HE3/54 suffix indicate in P4KA13AHE3/54?

The HE3 suffix denotes RoHS-compliant construction with matte tin-plated leads meeting J-STD-002 and JESD22-B102 solderability standards, plus JESD201 Class 2 whisker resistance. The /54 indicates packaging in 13-inch diameter paper tape and reel with a base quantity of 5500 units. The P4KA13AHE3/54 is supplied in this configuration for automated SMT-compatible through-hole assembly.

How does the P4KA13AHE3/54 differ from the non-A version (P4KA13HE3/54)?

The P4KA13AHE3/54 features tighter V_BR tolerance (12.4–13.7 V) versus P4KA13HE3/54 (11.7–14.3 V), lower maximum clamping voltage (18.2 V vs. 19.0 V), and guaranteed AEC-Q101 qualification. Both share the same DO-204AL package and 400 W rating, but the "A" variant is specified for higher-precision protection in safety-critical automotive subsystems where consistent clamping behavior is mandatory.

Can the P4KA13AHE3/54 be used in bidirectional configurations?

No, the P4KA13AHE3/54 is unidirectional only, as explicitly stated in the Vishay datasheet. It protects against positive transients on DC lines referenced to ground. For bidirectional protection (e.g., AC signal lines or data buses), a pair of P4KA13AHE3/54 devices in series-opposing configuration or a dedicated bidirectional TVS such as SMBJ13CA must be used-neither substitution is supported by the P4KA13AHE3/54's design or qualification.

P4KA13AHE3/54 Specifications

Product attributes: Attribute value

Manufacturer:: Vishay General Semiconductor - Diodes Division

Package/Case:: DO-204AL, DO-41, Axial

Series:: PAR®

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Type:: Zener

Unidirectional Channels:: 1

Bidirectional Channels:: -

Voltage - Reverse Standoff (Typ):: 11.1V

Voltage - Breakdown (Min):: 12.4V

Voltage - Clamping (Max) @ Ipp:: 18.2V

Current - Peak Pulse (10/1000µs):: 22A

Power - Peak Pulse:: 400W

Power Line Protection:: No

Applications:: -

Capacitance @ Frequency:: -

Operating Temperature:: -65°C ~ 185°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Through Hole

Supplier Device Package:: DO-204AL (DO-41)

P4KA13AHE3/54 FAQ

1.How can I place an order for P4KA13AHE3/54 through Aetrix?

Please submit a Request for Quotation (RFQ) for P4KA13AHE3/54 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for P4KA13AHE3/54 reliable?

The price and inventory of P4KA13AHE3/54 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for P4KA13AHE3/54 is usually 5 days.

3.What payment methods are accepted for P4KA13AHE3/54?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for P4KA13AHE3/54 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for P4KA13AHE3/54?

P4KA13AHE3/54 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your P4KA13AHE3/54 order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for P4KA13AHE3/54?

For technical support, including P4KA13AHE3/54 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your P4KA13AHE3/54 requirements.

6.How does Aetrix verify that P4KA13AHE3/54 is sourced from the original manufacturer or authorized distributors?

All P4KA13AHE3/54 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that P4KA13AHE3/54 meets industry standards.

7.What is the process for return or replacement of P4KA13AHE3/54?

All P4KA13AHE3/54 units undergo pre-shipment inspection (PSI). If there is an issue with P4KA13AHE3/54, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The P4KA13AHE3/54 part is unused and in its original packaging.

Return procedure for P4KA13AHE3/54:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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